constructor 3/1 4/1 0/1 1/2 5/7 2/3 -3/2 -2/3 3/2 logical -2/1 -3/2 1 1 1 0 0 arithmetic -2/1 -3/2 -7/2 -1/2 3/1 4/3 conversion 0.75 0.142857142857143 3.14159292035398 3/4 1/7 355/113 decompose more tests -3/2 0 1/2 1 1/2 2/1 1 2/1 0/1 1/2 1 1/2 2/2147483647 5/2147483647 2/3 4/5